- Companies
- Plumbers and heating engineers
- Derby
- S&M Commercial Ductwork Installation Ltd
S&M Commercial Ductwork Installation Ltd
- Company number
- 14736451
- Incorporated
- 17 Mar 20233 years trading
- Registered office
- 24 Sydenham Road, Derby, DE22 4EH
- Nature of business
- Plumbing, heat and air-conditioning installation
S&M Commercial Ductwork Installation Ltd is a 3-year-old private limited company registered in Derby, company number 14736451, one of 176 plumbing and heating companies in Derby. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £11K (+20.6%) on the year before, to £62K.
- Current assets of £81K against £20K owed within a year: 4.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £62K | £81K | £20K | 2 | |
| 31 Mar 2025 | £51K | £63K | £12K | 2 | |
| 31 Mar 2024 | £40K | £55K | £16K | 1 |
Where S&M Commercial Ductwork Installation Ltd is registered
The registered office is in Derby (DE22), in the Derby local authority area, East Midlands. Show DE22 4EH on a map.
Other trade companies in DE22
- Pulse Repairs LtdRepair services
- Liberty Autos Export LimitedMotor traders
- The Motor Bloke LimitedMechanics and garages
- JK Rapid Recovey LtdMachinery repair and installation
- Premier Rail Projects LtdMachinery repair and installation
- DWT and Sons LtdBuilders
- Hadi Auto Restore LtdMechanics and garages
- S8 Elec LtdElectricians
What happens if S&M Commercial Ductwork Installation Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 14736451
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 March 2023 (3 years ago)
- Registered office
- 24 Sydenham Road, Derby, DE22 4EH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 6 February 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Derby
Other active plumbing and heating companies registered in Derby.
- Safe Heating Solutions Ltd2022
- Safe Homes Gas Solutions Ltd2023
- Safer Plumbing & Heating Ltd2025
- Scott the Gasman Ltd2020
- Ser Plumbing Limited2002
- Serenity Bathrooms (Derby) Limited2017
- Smart Heat Systems Ltd2026
- Smiths International Plumbing & Heating Ltd.1995
All plumbing and heating companies in Derby · All trades in Derby · Plumbers and heating engineers across the UK
Frequently asked questions
When are S&M Commercial Ductwork Installation Ltd's accounts due?
S&M Commercial Ductwork Installation Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is S&M Commercial Ductwork Installation Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is S&M Commercial Ductwork Installation Ltd still trading?
S&M Commercial Ductwork Installation Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does S&M Commercial Ductwork Installation Ltd do?
S&M Commercial Ductwork Installation Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is S&M Commercial Ductwork Installation Ltd?
S&M Commercial Ductwork Installation Ltd was incorporated on 17 March 2023, 3 years ago.
What is the penalty if S&M Commercial Ductwork Installation Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View S&M Commercial Ductwork Installation Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.